LM3478MAX/NOPBAlternatives & Equivalent Parts

About LM3478MAX/NOPB

LM3478MAX/NOPB is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Small Outline Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Specification Comparison

ParameterLM3478MAX/NOPBSource43045-0806RC1206FR-07200KLESDA6V1LLM3478MA/NOPB
ManufacturerTexas InstrumentsMolexYAGEO (PHYCOMP)STMicroelectronicsTexas Instruments
Package TypeSmall Outline PackagesOtherResistor ChipSOT23 (3-Pin)Small Outline Packages
Pin Count810238
Temperature Range-40.0°C ~ 125.0°C-40.0°C ~ 105.0°C-55.0°C ~ 155.0°C-40.0°C ~ 150.0°C-40.0°C ~ 125.0°C
Price$0.4150$2.6400$0.0020$0.0372$0.4994
StockIn StockIn StockIn StockIn StockIn Stock
LifecycleACTIVEACTIVEACTIVEACTIVEACTIVE
Electrical Parameters
Pbfree CodeYesYesYes—Yes
YTEOL157.8712715
Analog IC - Other TypeSWITCHING CONTROLLER———SWITCHING CONTROLLER
Control ModeCURRENT-MODE———CURRENT-MODE
Control TechniquePULSE WIDTH MODULATION———PULSE WIDTH MODULATION
Input Voltage-Max40 V———40 V
Input Voltage-Min2.97 V———2.97 V
Input Voltage-Nom12 V———12 V
JESD-30 CodeR-PDSO-G8——R-PDSO-G3R-PDSO-G8
JESD-609 Codee3e3e3e4e3
Number of Functions1———1
Number of Outputs1———1
Output Current-Max10 A———10 A
Output Voltage-Max500 V———500 V
Output Voltage-Min1.26 V———1.26 V
Package Body MaterialPLASTIC/EPOXY——PLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeSOP8,.25———SOP8,.25
Package ShapeRECTANGULAR——RECTANGULARRECTANGULAR
Package StyleSMALL OUTLINE—SMTSMALL OUTLINESMALL OUTLINE
Peak Reflow Temperature (Cel)260——260260
Qualification StatusNot Qualified——Not QualifiedNot Qualified
Supply Current-Max (Isup)3.3 mA———3.3 mA
Surface MountYES—YESYESYES
Switcher ConfigurationBUCK-BOOST———BUCK-BOOST
Switching Frequency-Max1000 kHz———1000 kHz
TechnologyBICMOS—METAL GLAZE/THICK FILMAVALANCHEBICMOS
Temperature GradeAUTOMOTIVE———AUTOMOTIVE
Terminal FinishMatte Tin (Sn)—Matte Tin (Sn) - with Nickel (Ni) barrierNickel/Palladium/Gold (Ni/Pd/Au)Matte Tin (Sn)
Terminal FormGULL WING——GULL WINGGULL WING
Terminal Pitch1.27 mm3 mm——1.27 mm
Terminal PositionDUAL——DUALDUAL
Time@Peak Reflow Temperature-Max (s)30———30
## LM3478MAX/NOPB Alternates Showing resultsImage————
Additional Feature—TAPE AND REEL PACKAGINGLASER TRIMMABLE——
Board Mounting Option—HOLE .086-.098———
Body Breadth—0.345 inch———
Body Depth—0.606 inch———
Body Length—0.617 inch———
Body/Shell Style—PLUG———
Connector Type—RECTANGULAR POWER CONNECTOR———
Contact Arrangement—S0P8———
Contact Finish Mating—NOT SPECIFIED———
Contact Finish Termination—Matte Tin (Sn) - reflowed over Nickel (Ni) barrier———
Contact Gender—MALE———
Contact Material—NOT SPECIFIED———
Contact Resistance—10 mΩ———
Contact Style—SQ PIN-SKT———
DIN Conformance—NO———
Empty Shell—NO———
Filter Feature—NO———
IEC Conformance—NO———
Insertion Force-Max—11.5648 N———
Insulation Resistance—1000000000 Ω———
Insulator Color—BLACK———
Insulator Material—LIQUID CRYSTAL POLYMER (LCP)———
MIL Conformance—NO———
Mating Information—MULTIPLE MATING PARTS AVAILABLE———
Mixed Contacts—NO———
Mounting Option 1—LOCKING———
Mounting Style—RIGHT ANGLE———
Mounting Type—BOARD———
Number Of Connectors—ONE———
Number of Rows Loaded—2———
Option—GENERAL PURPOSE———
Plating Thickness—100u inch———
Rated Current (Signal)—2.5 A———
Reference Standard—UL—IEC-61000-4-2—
Shell Material—GLASS FILLED LIQUID CRYSTAL POLYMER———
Termination Type—SURFACE MOUNT———
Total Number of Contacts—8———
UL Flammability Code—94V-0———
Reach Compliance Code——Compliant——
Construction——Rectangular——
Mounting Feature——SURFACE MOUNT——
Package Height——0.55 mm——
Package Length——3.1 mm——
Package Width——1.6 mm——
Packing Method——TR, PAPER, 7 INCH——
Rated Power Dissipation (P)——0.25 W——
Rated Temperature——70 °C——
Resistance——200000 Ω——
Resistor Type——FIXED RESISTOR——
Size Code——1206——
Temperature Coefficient——100 ppm/°C——
Terminal Shape——WRAPAROUND——
Tolerance——1%——
Working Voltage——200 V——
Breakdown Voltage-Max———7.2 V—
Breakdown Voltage-Min———6.1 V—
Breakdown Voltage-Nom———6.65 V—
Configuration———COMMON ANODE, 2 ELEMENTS, 2 CHANNEL—
Diode Element Material———SILICON—
Diode Type———TRANS VOLTAGE SUPPRESSOR DIODE—
Forward Voltage-Max (VF)———1.25 V—
Non-rep Peak Rev Power Dis-Max———300 W—
Number of Elements———2—
Polarity———UNIDIRECTIONAL—
Rep Pk Reverse Voltage-Max———5.25 V—
Reverse Current-Max———20 µA—
Reverse Test Voltage———5.25 V—
## LM3478MA/NOPB Alternates Showing results————Image

Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.

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Get one quote covering all 4 alternatives for LM3478MAX/NOPB — response within 24 hours.

Quick Links

ESDA6V1L

suggested

LM3478MA/NOPBby Texas Instruments

Switching Controller, Current-mode, 10A, 1000kHz Switching Freq-Max, BICMOS, PDSO8

Why Look for Alternatives?

Finding alternatives for LM3478MAX/NOPB is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.

When evaluating LM3478MAX/NOPB replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.

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FAQ

What is equivalent to LM3478MAX/NOPB?

Known equivalents for LM3478MAX/NOPB include 43045-0806, RC1206FR-07200KL, ESDA6V1L. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of LM3478MAX/NOPB?

In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.

How do I verify LM3478MAX/NOPB alternatives?

Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.